AS345 - DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US

United States
AS Number
AS0
AS Name
DNIC-ASBLK-00306-00371
Org Name
United States Department of Defense (DoD)
Country
United States
Registry

arin

RegDate

2007-01-12

Updated

2025-03-13

AS345 Looking Glass
IPv4Prefixes

11

IPv6Prefixes

1

IPv4 NUMs

67,072

IPv6 NUMs(/64)

16,777,216

67,072 IPv4 Addresses
CIDR Description IP Num
55.3.0.0/16 Headquarters, USAISC 65536
55.3.102.0/23 Headquarters, USAISC 512
55.3.104.0/23 Headquarters, USAISC 512
55.3.251.0/24 Headquarters, USAISC 256
55.3.252.0/24 Headquarters, USAISC 256
156.112.250.0/24 DoD Network Information Center 256
214.24.21.0/24 DoD Network Information Center 256
214.24.24.0/24 DoD Network Information Center 256
214.24.26.0/24 DoD Network Information Center 256
214.24.27.0/24 DoD Network Information Center 256
214.24.31.0/24 DoD Network Information Center 256
CIDR Description IP NUMs(prefix /64)
2608:12a:1300::/40 United States Department of Defense (DoD) 16777216
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS5974 DNIC-ASBLK-05800-06055 - United States Department of Defense (DoD), US United States 93,184 196,608 IPv4 IPv4
AS27153 DNIC-ASBLK-27032-27159 - United States Department of Defense (DoD), US United States 0 0 IPv4 IPv4
AS306 DNIC-ASBLK-00306-00371 - United States Department of Defense (DoD), US United States 4,558,592 120,455,168 IPv4 IPv4 IPv6 IPv6 
ASNumber:       306 - 371
ASName:         DNIC-ASBLK-00306-00371
ASHandle:       AS306
RegDate:        1989-06-30
Updated:        2025-09-12    
Ref:            https://rdap.arin.net/registry/autnum/306



OrgName:        United States Department of Defense (DoD)
OrgId:          USDDD
Address:        3990 E. Broad Street
City:           Columbus
StateProv:      OH
PostalCode:     43218
Country:        US
RegDate:        2007-01-12
Updated:        2025-03-13
Ref:            https://rdap.arin.net/registry/entity/USDDD


OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgNOCHandle: MIL-HSTMST-ARIN
OrgNOCName:   Network DoD
OrgNOCPhone:  +1-844-347-2457 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName:   Network DoD
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgAbuseHandle: MIL-HSTMST-ARIN
OrgAbuseName:   Network DoD
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN